Cozy Heat O Sauna Stove - Wood-Burning Sauna Heater
Traditional Wood-Fired Sauna Heat with Modern Efficiency

For those who crave the authentic warmth of a wood-fired sauna, the Cozy Heat O Sauna Stove delivers an unmatched experience. Handcrafted in Estonia, where saunas are deeply rooted in the culture, this premium wood-burning sauna stove provides mild, long-lasting heat and allows you to pour water over hot stones to create the perfect amount of luxurious steam.
What sets the Cozy Heat O apart? Its innovative circular rim design, which enhances both aesthetics and heat distribution, ensuring even warmth throughout your sauna. Built for efficiency, this high-performance sauna heater burns 25-40% less firewood than comparable models and meets strict German BIMSCH emission standards, producing 6x cleaner smoke gases.
Whether you're building a backyard sauna, cabin retreat, or off-grid wellness space, this stove is built to last and designed for a deeply satisfying sauna experience.
Cozy Heat O Sauna Stove Features
- Efficient Wood-Burning Heat: Provides deep, radiant warmth, perfect for traditional steam saunas.
- Unique Circular Rim Design: Enhances aesthetic appeal and heat distribution, ensuring even warmth throughout your sauna.
- Heavy-Duty Steel Construction: Built with 5mm-thick stainless steel, including a reinforced flame cutter for exceptional durability.
- Fuel-Efficient Performance: Uses 25-40% less firewood than comparable stoves, saving you time and resources.
- Eco-Friendly Emissions: Meets strict German BIMSCH standards, ensuring 6x cleaner smoke gases for a healthier sauna environment.
- Compact and Space-Efficient: Requires minimal safety distances, making it ideal for smaller sauna spaces.
-
Two Power Options for Different Sauna Sizes
- 12kW Model: Heats saunas from 210 to 423 cu. ft.
- 18kW Model: Heats saunas from 317 to 635 cu. ft.
-
Premium Sauna Stone Capacity
- 12kW Model: Requires at least 265 lbs of stones.
- 18kW Model: Requires at least 353 lbs of stones.
- Additional stones are recommended to select the best quality for heat retention and steam production.
- Included: Comes with a chimney pipe, heater body, cleaning hatch, glass door, ash box, and a detailed operation manual for easy setup.
Cozy Heat O Floor Mount Sauna Stove Specifications
Cozy O 12 Model:
- Power Output: 12kW
- Sauna Room Size: 210 - 423 cu. ft.
- Firewood Length: Up to 12.99" (329mm)
- Firewood Diameter: 3.15" - 4.72" (80-120mm)
- Weight: 108 lbs (Shipping Weight with Stones: 350 lbs)
- Dimensions: 20.47" D x 17.71" W x 27.55" H
- Safety Distances: 49.2" front-to-back, 27.16" left-to-right
- Flue Connection: Top
Cozy O 18 Model:
- Power Output: 18kW
- Sauna Room Size: 317 - 635 cu. ft.
- Firewood Length: Up to 15.74" (400mm)
- Firewood Diameter: 3.15" - 4.72" (80-120mm)
- Weight: 154 lbs (Shipping Weight with Stones: 506 lbs)
- Dimensions: 24.08" D x 19.88" W x 29.76" H
- Safety Distances: 52.81" front-to-back, 33.13" left-to-right
- Flue Connection: Top
Warranty: 2 Years
Download the Installation and Operation Manual
Upgrade your sauna with the ultimate wood-fired heater—built for efficiency, designed for comfort, and crafted for the perfect sauna experience.
Order Processing: Once your order is placed, you’ll receive a confirmation email. Please allow 1–3 business days for order review and processing. If we need to confirm delivery details or there are any delays, we’ll reach out right away.
How Saunas Ship:
- Freight Delivery (Most Saunas): Sauna kits and larger models ship on a pallet via freight carrier and are delivered curbside.
- Parcel Shipping (Smaller Items): Accessories or small components may ship via UPS, FedEx, or USPS.
Estimated Delivery Timeline:
- Processing: 1–3 business days.
- Estimated Ship-Out: Typically ships in 1–2 weeks.
- Transit Time: Freight shipments typically take 3–10 business days once shipped.
- Delivery Appointment: The carrier will usually contact you to schedule delivery. An adult must be present to receive and inspect the shipment.
Important Delivery Notes:
- Curbside Delivery: Freight is delivered to the end of your driveway or loading area. Inside delivery or white-glove service is not included unless arranged in advance.
- Measure First: Confirm doorway widths, staircases, and access paths. Sauna kits ship in multiple boxes and/or pallets.
- Inspect on Arrival: Before signing, check for visible damage to packaging or pallet.
If There’s Damage: Note it on the delivery receipt (ex: “Damaged – subject to inspection”), take photos, and contact us within 48 hours so we can assist with next steps.
Warranty Coverage:
We are an authorized dealer, and all saunas include the full manufacturer’s warranty. Coverage terms vary by brand and model and are listed on the product page.
What’s Typically Covered:
- Manufacturer defects in sauna materials and components
- Heaters, controls, and electrical components per manufacturer policy
- Replacement parts shipped to you (labor not typically included)
What’s Typically Not Covered:
- Shipping damage not noted at delivery
- Natural wood variation, knots, or movement over time
- Improper installation, misuse, or operation outside manufacturer guidelines
- Electrical issues due to incorrect wiring or inadequate power supply
Need Help? If you have questions or need to start a warranty claim, contact us and we’ll help coordinate with the manufacturer to get things resolved as quickly as possible.
Sauna FAQs
Get in touch
Have a question? We'd love to hear from you. Send us a message and we'll respond as soon as possible.
